/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package prog38081.servlets;

import java.io.IOException;
import java.io.PrintWriter;
import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 *
 * @author Kyle
 */
public class PurchaseServlet extends HttpServlet {

    /**
     * Processes requests for both HTTP
     * <code>GET</code> and
     * <code>POST</code> methods.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        try {
           String item = request.getParameter("item");
            String price = request.getParameter("price");
            String discount = request.getParameter("discount");
            
            double dprice = Double.parseDouble(price);
            double ddisc = Double.parseDouble(discount);
            double discPrice = dprice - (dprice*(ddisc/100));
            double tax = discPrice*0.15;
            double total = discPrice + tax;
            /* TODO output your page here. You may use following sample code. */
            CustomerOrder order =  new CustomerOrder(item, dprice, ddisc, 0.13, total);
            
            DBMethods methods = new DBMethods();
            boolean result = methods.addCustomerOrder(order);
            
            if(result == true) {
                RequestDispatcher rd = request.getRequestDispatcher("/ViewCustomerOrdersServlet");
                rd.forward(request, response);
            } else {
                response.sendRedirect("./index.jsp");
            }
            
        } catch (Exception ex) {
        } finally {            
            out.close();
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP
     * <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP
     * <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
